Jace Wayland: Come with me. We’ll fight Valentine the right way… together.

Alec Lightwood: If we do that… we’ll be considered traitors like Mom and Dad.

Jace Wayland: I’m begging you, my parabatai… my brother. Please, Alec, come with me.

Alec Lightwood: No.

From Shadowhunters – Season 1 Episode 9: ‘Rise Up’ (1×09)